CVE-2026-27748 describes an improper link resolution vulnerability in the Software Updater component of Avira Internet Security. A local attacker can exploit this flaw by creating a malicious symbolic link, tricking a SYSTEM-privileged service into deleting arbitrary files. This can lead to local privilege escalation, denial of service, or system integrity compromise. The vulnerability has a CVSS score of 7.8 (High) due to its low attack complexity and high impact on confidentiality, integrity, and availability. Currently, there is no known active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.1.114.3113CPE matchmatch criteria | cpe:2.3:a:avira:internet_security:*:*:*:*:*:windows:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.